Toyota 2006 Yaris Owner's Manual page 172

05 11.10
If air flow control is not satisfactory, check
the instrument panel vents. The instrument
panel vents may be opened or closed as
shown.
164
PS19507
Side vents
PS19508
Center vents
2006 YARIS HATCHBACK from Aug. '05 Prod. (OM52703U)
You can change air flow direction by turn-
ing the instrument panel vents.